Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Nemoto Hiroko and Ito Takahiro and Ryo Izubuchi and Sakata Tomoki and Niitsu Hirokazu and Hojo Ryuji and Miki Takao and Yokoyama Yasutaka,The Realities of Becoming a Board-Certified Cardiovascular Surgeon in Japan No.2,Japanese Journal of Cardiovascular Surgery,0285-1474,The Japanese Society for Cardiovascular Surgery,2020-11-15,49,6,6-U1,https://cir.nii.ac.jp/crid/1390849376468474240,https://doi.org/10.4326/jjcvs.49.6-u1